ui/messagebox.cc

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// $Id: messagebox.cc 3342 2010-09-17 18:32:00Z java $
//
// Copyright (C) 2008-2010  Rafael Ostertag
//
// This file is part of YAPET.
//
// YAPET is free software: you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// YAPET is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along with
// YAPET.  If not, see <http://www.gnu.org/licenses/>.
//

#include "../intl.h"
#include "messagebox.h"
#include "colors.h"

using namespace YAPET::UI;

void
MessageBox::createWindow() throw (UIException) {
    if (window != NULL)
        throw UIException (_ ("May you consider deleting the window before reallocating") );

    if (okbutton != NULL)
        throw UIException (_ ("May you consider deleting the button before reallocating") );

    window = newwin (BASE_HEIGHT,
                     getWidth(),
                     getStartY(),
                     getStartX() );

    if (window == NULL)
        throw UIException (_ ("Error creating message window") );

    okbutton = new Button (_ ("OK"), getStartX() + 1, getStartY() + BASE_HEIGHT - 2);
}

MessageBox::MessageBox (std::string t, std::string m) throw (UIException) : window (NULL),
        okbutton (NULL),
        title (t),
        message (m) {
    createWindow();
}

MessageBox::~MessageBox() {
    delete okbutton;
    wclear (window);
    delwin (window);
}

int
MessageBox::run() throw (UIException) {
    refresh();
    int ch;

    while ( (ch = okbutton->focus() ) == KEY_REFRESH )
        BaseWindow::refreshAll();

    return ch;
}

void
MessageBox::resize() throw (UIException) {
    delete okbutton;
    int retval = delwin (window);

    if (retval == ERR)
        throw UIException (_ ("Error deleting message box") );

    okbutton = NULL;
    window = NULL;
    createWindow();
}

void
MessageBox::refresh() throw (UIException) {
    Colors::setcolor (window, MESSAGEBOX);
    int retval = werase (window);

    if (retval == ERR)
        throw UIException (_ ("Error erasing window") );

    retval = box (window, 0, 0);

    if (retval == ERR)
        throw UIException (_ ("Error creating box around message window") );

    Colors::setcolor (window, MESSAGEBOX);
    retval = mymvwaddstr (window, 2, 2, message.c_str() );

    if (retval == ERR)
        throw UIException (_ ("Error printing message") );

    // Title
    Colors::setcolor (window, MESSAGEBOX_TITLE);
    retval = mymvwaddstr (window, 0, 2, title.c_str() );

    if (retval == ERR)
        throw UIException (_ ("Error printing title") );

    Colors::setcolor (window, MESSAGEBOX);
    retval = wrefresh (window);

    if (retval == ERR)
        throw UIException (_ ("Error refreshing message box") );

    okbutton->refresh();
}